Classifications

• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K1/00—Details of the magnetic circuit
  • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K3/00—Details of windings
  • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
  • H02K3/28—Layout of windings or of connections between windings
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K1/00—Details of the magnetic circuit
  • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
  • H02K1/12—Stationary parts of the magnetic circuit
  • H02K1/16—Stator cores with slots for windings
  • H02K1/165—Shape, form or location of the slots
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
  • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K3/00—Details of windings
  • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
  • H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots

Definitions

• This relates to a rotating machine, and particularly to a rotating machine capable of reducing electromagnetic noise.
• the hybrid vehicles Hyb d eh c e
• the electric vehicles E ec c eh c e
• the ibid vehicle is a vehicle powered by rotation driven by a DC power source input. Therefore, it is possible to obtain power by driving the gin, and at the same time to convert the flow voltage from the DC power supply into a flow voltage by the inter- ter, and to rotate the ta by the converted AC voltage to obtain the power.
• An electric vehicle is a vehicle powered by a DC power source and an inverter driven by an inverter.
• 6 f means 6 times the wave number f of the alternating current supplied to the motor.
• a method of alternately forming electricity and (60) at an unequal pitch (3.) is disclosed.
• the slot is electric 30.
• the 3 determinants are respectively constructed by serially connecting and 2 quorums wound in a composite group.
• slots 4, 6, 6 ... 94 slots form a slot group, 5, 7, 7, 95 slots form a slot group 2.
• the slot 2 slot of contains the X-ray. Therefore, the number of stator lines is unbalanced in the teminator (tees) corresponding to the group of and the quorum line of is wound, and in the tee corresponding to the group of 2, and the quorum line of 2 is wound. Therefore, when an alternating current is supplied to the stator, there is an imbalance between the electromagnetic force and the teeth.
• S is multiple phases
• 2 XS tees which are provided for 2 of the s phase, are in contact with the magnetic poles. It is equipped with a 2 XS-steared stator formed between the teeth and a XS-shaped stator formed with 2 XS tees.
• the X S ai form a group of i magnets that are offset by that amount.
• the 2 X S tees are in-phase tees formed by inserting two in-phase ties into each of the two studs formed along the axis of rotation of the rotor.
• the two tees formed along the axis of rotation are heterophasic tees, each of which has a different phase.
• the electromagnetic waves that are imprinted on the stator are offset by the offsets of the different phases. As a result, the movement of the stator is suppressed, and it is possible to reduce the electromagnetic noise.
• the magnetic resistance and the air circuit formed in different phase This includes setting the resistance to be greater than the air resistance of the air circuit formed in phase.
• the air resistance of the air circuit formed in the out-of-phase tee becomes larger than the air resistance of the air circuit formed in the in-phase tee.
• a slightly different phase tee and an in-phase tee cause electromagnetic waves to both sides.
• the shape of the mouth end of the shoe is kept the same as the conventional machine, so there is no need to make a total change in the manufacturing process of the stator.
• the areas of the magnetoresistance and the heterophase tee are smaller than the area of the inphase tee.
• the air resistance of the air circuit formed in the out-of-phase tee becomes larger than the air resistance of the air circuit formed in the in-phase tee due to the increase in air resistance of the teeth.
• different phase tees due to the addition of magnetic resistance and common phase tees are generated, and electromagnetic waves are applied to both.
• the magnetic flux of the in-phase tee and the out-of-phase tee causes the in-phase tee of
• Dissimilarity tees This allows The different phases are offset by each other, resulting in electromagnetic waves that are printed on the stator. As a result, the movement of the stator is suppressed, and it is possible to reduce electromagnetic noise.
• Figure 2 is a plan view of the stator seen from the direction A shown in.
• Figure 3 is a side view and a side view shown in. 4 is shown in.
• Figure 5 is a diagram for explaining the rotation 2-4 order electric power applied to the tee.
• FIG. 6 is a diagram showing the relationship between the status of the stator and the electromagnetic field.
• Figure 7 is a diagram for explaining the status of this report.
• Fig. 8 is a diagram for explaining the rotation 2-4 order electric power applied to the teeth of the rotating machine according to the present invention.
• Item 9 is to explain the electromagnetic noise generated when the rotating machine is driven by this light.
• FIG. 4 is a diagram for explaining the stator of the rotating machine according to item 2 of this description. Good for carrying out Ming
• Fig. 3 is a plan view of a rotating machine according to this description.
• control 0 three-phase It is equipped with boots 20 and 30, evening 4 and status 50. Evening 40 includes rotor 4 and magnet 42. The status 50 includes status 5 and status 52.
• the cable 20 connects the control 0 status 5.
• Cube 20 consists of Cube 2, V Cube 22 and W Cave 23.
• Frame 30 enters axis 4 of evening 40 from rotation axis R and is connected to evening 4.
• A4 has a structure in which multiple plates are laminated on the rotation axis R. 42 is inserted from rotation axis R into A4.
• the stator 5 of the stator 5 has a structure in which multiple plates are laminated on the rotation axis R. Status 5 goes to status 52. Then, the status 5 is composed of the groups a, V, and W, and the terminals of these 3 groups are connected to the three-phase case 20.
• Figure 2 is a front view of the stator 50 shown in.
• the stator 52 has a hollow cylindrical shape, and has 48 teeth arranged in the inner direction on the inner circumference.
• two shoes each having six slats corresponding to a pitch are accommodated in y.
• the 6-slotted 2's are connected in series to form a unit y that goes around the stator 52.
• a total of 6 statuses 52 are formed and status 5 is formed.
• the groups i, i, and w are each composed of two units that are offset by st.
• a 50 to 5 consists of a 50 to 5, a 0 to 527 compose item a.
• B 5 to 5 7 are placed in.
• A520 to 527 are located on the side of a5 to 57, and are arranged at positions offset by a slip in the circumferential direction with respect to a5 to 57, respectively.
• a 5 to 5 7 A 5 20 to 527 form the A group.
• a 53 to 537 compose a V I of, and a B 540 to 547 compose a V of 2.
• B 53 to 537 are on the side of B 520 to 527 and are arranged at positions offset by a slot in the circumferential direction with respect to B 52 to 527, respectively.
• B 54 to 547 are arranged on the side of B 530 to 537, and are arranged at positions offset by a slot in the circumferential direction with respect to B 53 to 537, respectively.
• B 53 to 537 b 54 to 547 compose the V b group.
• Ai 550 to 557 compose a W i
• ai 56 to 567 compose a 2 i
• ai 550 to 557 are on the ai 540 to 547 side, compared to ai 540 to 547, respectively. And are placed at a position offset by a slip in the circumferential direction.
• a 56 to 567 are on the side of A 55 to 557, and are arranged at positions offset by a slot in the circumferential direction with respect to A 550 to 557, respectively.
• A550-557A560-567 make up the WA group.
• a 5 to 5 52 0 to 527 53 to 537 54 to 547 5 50 557 56 to 567 are wound in series on the corresponding tees, and ai 50 is attached to the body of 5 consecutive tees. It is formed from the outer circumference. It is divided into 5 tees corresponding to the other a and each is done in the same way.
• B 5 5 are connected in series, one of which is neutral and the other of which is neutral.
• B 5520 527 are connected in series
• B) 530 to 537 are connected in series, one is V and the other is neutral V.
• B) 540-547 are connected in series, while V2, and the other is neutral V2.
• B) 550-557 are connected in series, and the other is neutral W.
• B) 560-567 are connected in series, while
• V V 2 W W 2 is connected to one point in common, 2 is connected to 2 of 3 phase cable 2, V V2 is connected to V cable 22 of 3 phase cable 2,
• W2 is connected to W cable 23 of three-phase cable 20.
• Figure 3 is a plan view of 40 and the starter 50 seen from the above.
• rotor 4 is located at 5 of stator 5. And 42 is placed 8 along R2. 42 42C 42 E and 42G are arranged so as to be the poles of ta 4 and magnets 42 B and 42 42 42 are arranged so as to be the south poles of 4a. In this way, the eight magnets 42 (42 to 42) arrive in the direction of 40 and are arranged in R2 so that they are reversed when the magnets come into contact with each other. Further, a 5 to 5 520 to 527 53 to 537 540 to 547 550 to 557 560 to 567 shown in 2 are arranged to face eight magnets 42 (42A 42).
• the starter 52 includes 48 teeth, but is determined to be 6 (several times) of 42 (42A to 42) included in the rotor 40 of the teeth.
• a 4 of the rotor 4 has a cylindrical shape and has a cylindrical surface 4 A. Then, the magnet 2 is embedded in the arm 4 from the rotation axis R.
• a status 52 provided at a ratio of two slots, and a status 5 constituted by connecting the slots 2 and 2 which are shifted by a slot. Rotation Generally, two cloth rolls are used.
• the 48 teeth arranged in the same direction are arranged such that the two teeth arranged in the same direction are accommodated in the teeth (in the same phase).
• this 2 constitutes an out-of-phase tee because the shoes 52 and V 53 are respectively contained in the shoes.
• the tee 4 forms a heterogeneous tee because the slots 54 and 54 are respectively contained in the slots.
• this 6 constitutes a heterogeneous tee because it contains W 56 and 5 respectively.
• in-phase and out-of-phase tees are formed so that they are arranged along the direction of the stator 52.
• stator T consisting of an alternating current
• a bundle is generated in the portion of the stator 52.
• the resulting in-phase teeth (eg, teeth, 3, 5) and teeth (eg, teeth 2 4, 6) are each formed and formed between and (without) in stator 52. Rotor 0 flows in through.
• electromagnetic waves as shown in 5 are generated in the in-phase tee and the tee respectively.
• the electromagnetic is the starter of starter 50. It is the force that vibrates the tooth that is applied to the tee by supplying an alternating current to b.
• FIG. 5 is a diagram for explaining the electromagnetic waves generated by the tee.
• the rotor 4n includes eight magnets A and forms four pairs of S, so that an electromagnetic wave having a number several times 4 is generated. That is, electromagnetic waves having the numbers 4, 8, 12, 12, 1, g, 9, ... It is known that electromagnetic waves with a 9th order (which is also the second order of rotation), which is equivalent to the wavenumber of this motor, have the greatest effect on the motor and its motion.
• the second-order rotating electric force induces a directional motion in the rotor.
• the direction of motion is dominant in the motion of the motor that causes electromagnetic noise. Therefore, in this paper, we focus on the electromagnetic waves that are directed toward the teeth in terms of electromagnetic reduction.
• the magnitude of the electromagnetic force that varies depending on the AC current, which is the motor 1 varies depending on the time, but it is always maintained in the relationship that the electromagnetic forces are directed to each other. It is dripping.
• 6 is a diagram showing the relationship between the states of the stator 52, 2, 3, 4, 5, 6, ..., And the 24th order rotation. In addition, in 6, the tee is divided by.
• the cause of the electromagnetic difference between the in-phase tee and the out-of-phase tee is that the two pass through the tees differently. Therefore, by equalizing passing through with in-phase tee and different-phase tee, the electromagnetic intensity is equal to, and the difference can be eliminated. Then, between the in-phase tee and the out-of-phase tee where the electromagnetic waves are equal to each other, the electromagnetic waves marked in the opposite directions cancel each other out, so that the secondary electric power of rotation that is marked in the stator 52 can be omitted. As a result, the movement of status 52 can be suppressed.
• the rotation 00 according to the present embodiment passes through the in-phase tee and the tee, and a difference is set between the in-phase tee and the out-of-phase tee in the air resistance of the air circuit formed in the tee. To do. This is because the force is fixed to a predetermined value based on the number of testers 5 and the magnetic flux is caused by providing a difference in magnetic resistance between the two teeth. is there.
• the magnetic resistance is represented by the sum of the air resistance of the teeth and the air resistance of the air. It is well known that the magnetic resistance is the average of the magnetic resistance (
• the difference in (corresponding to) in the in-phase tee and the out-of-phase tee is made to make a difference in the air resistance between the two.
• the configuration with different widths realizes air resistance.
• Figure 7 is a diagram for explaining the status 52 of the implementation of this report.
• the starter 52 has a (corresponding to d of) set to be united with the starter 4 of the in-phase tee (or 3, 5).
• stator 52 has a width that is unevenly circumferentially distributed between the tires 4 of the heterogeneous teeth 2 or 4, 6).
• the passing through decreases due to the addition of the magnetic resistance.
• This bundle reduces the electromagnetic force applied to the heterophase 2
• the difference in the width of the decreasing tooth 2 is set to be the same as that of the in-phase tooth, so that the electromagnetic wave is changed to the different-phase tooth 2 and is equal to the electromagnetic wave in the in-phase tooth.
• the electromagnetic waves 2 directed toward the two sides cancel each other out rather than the eight sides, and the 24th order electric power is recorded on the 52 units of the tare.
• the movement of the stator 52 is suppressed, and the sound of rotation 0 can be reduced.
• Item 9 is to explain the electromagnetic noise generated when the rotation is 0 due to this light.
• the ta was relatively low at low frequencies and the wave number was relatively high, and the electromagnetic noise was remarkable. This is due to the 24th order rotation as mentioned above. On the other hand, due to the rotation 0 due to this light, the 24th rotation of the electric power is suppressed, so that the addition at this frequency and wave number is suppressed, and the electromagnetic noise is significantly reduced.
• the rotation 0 due to this light has the effect of reducing. In detail, it increases with the magnetic flux and becomes a factor to decrease the ta factor. In the future, the number of different-phase tees was higher than the number of common-phase tees because the number of different-phase tees was relatively high (area).
• the rotation 0 due to this light is adjusted to one even in the magnetic flux degree by the magnetic flux generated in the different phase and the same phase. Therefore, it is reduced to the in-phase tee that occurs in the out-of-phase tee. As a result, it is less than the conventional machine that occurs in 52 stators. As a result, 0, which improves the efficiency, is a diagram for explaining the stator of the rotating machine according to the above.
• the starter 52 is set so that (corresponding to d of) is closer to that of the starter 4 of the in-phase tee (or 35).
• the teeth 3, 3 and 5 are located on the circumference of radius R with the axis of rotation of the rotating machine as the center.
• the status 52 is different phase 2 or 4 6).
• the out-of-phase tooth 2 is set so that its edg 2 A is larger than d of the in-phase tooth, 35.
• the air resistance of is the high value of the air resistance of the air circuit of in-phase teeth, 35.
• d 2 so that the common-mode teeth of the different-phase teeth 2 become the same, it is possible to greatly increase the common-mode teeth of the different-phase teeth 2.
• the rotation of the 24th order electricity that is applied to the stator 52 is the result of the operation of the stator 52. The motion is suppressed, and the sound of rotation 0 can be reduced.
• the 6 f of the rotating machine stator can be omitted. As a result, the movement of the stator can be suppressed and the electromagnetic noise can be reduced.
• FIG. 4 is a diagram for explaining the stator of the rotating machine according to item 2 of this description.
• the stator 52B is configured such that the in-phase teeth (or 35) and the out-of-phase teeth 2 or 46) have different tees.
• the out-of-phase teeth 2 (corresponding to 2) are formed longer than the in-phase teeth (corresponding to).
• the directions of the axes of teeth are equal, and as a result, the area of out-of-phase teeth 2 is smaller than the area of in-phase teeth.
• the air resistance of the teeth is inversely proportional to the area of the tee
• the air resistance of the teeth of the out-of-phase teeth 2 is larger than the air resistance of the in-phase teeth.
• the 6 f of the rotating machine stator can be omitted. As a result, the movement of the stator can be suppressed and the electromagnetic noise can be reduced.
• the configuration in which the cross-sectional areas are different between the in-phase tee and the out-of-phase tee achieves air resistance.

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• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Iron Core Of Rotating Electric Machines (AREA)
• Windings For Motors And Generators (AREA)

Priority Applications (4)

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Family Applications (1)

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Cited By (4)

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Citations (6)

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• 2005
  • 2005-12-09 JP JP2005356489A patent/JP2007166710A/ja active Pending
• 2006
  • 2006-12-08 WO PCT/JP2006/325006 patent/WO2007066829A1/ja active Application Filing
  • 2006-12-08 CN CN2006800462413A patent/CN101326697B/zh not_active Expired - Fee Related
  • 2006-12-08 EP EP06834749.1A patent/EP1978619B1/en not_active Ceased
  • 2006-12-08 AU AU2006323654A patent/AU2006323654B2/en not_active Ceased
  • 2006-12-08 US US12/096,522 patent/US7764001B2/en active Active
  • 2006-12-08 KR KR1020087016562A patent/KR100983862B1/ko active IP Right Grant

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